Searching for "Troxill Client" yields no results related to Minecraft 1.16.5 across major modding platforms like CurseForge . While the community often uses clients like Lunar Client
Run the Troxill .exe or injector tool while the game is running. Troxill Client for Minecraft 1.16.5
Many AVs (including Windows Defender) flag Troxill as HackTool:Java/Minecraft. This is a false positive common to all utility mods because the client injects code into the JVM. However, if your AV flags Trojan:Win32/Wacatac, do not run it—that is a real infection. Searching for "Troxill Client" yields no results related
Error 1: “Java.lang.NullPointerException: Registry Blocks” if your AV flags Trojan:Win32/Wacatac